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Finding the Fourth Proportional to 587,182.76, 810,285.09 and 332,535.78

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Solution

The fourth proportional to 587,182.76, 810,285.09 and 332,535.78 is: 458,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,182.76 : 810,285.09 = 332,535.78 : x
  2. Step 2: Convert to fraction form
    587,182.76/810,285.09 = 332,535.78/x
  3. Step 3: Cross multiply
    587,182.76x = 810,285.09 × 332,535.78
  4. Step 4: Simplify right side
    587,182.76x = 269,448,784,425.52
  5. Step 5: Solve for x
    x = 269,448,784,425.52/587,182.76
  6. Step 6: Final answer
    x = 458,884.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.